IT1114924B - PERFECTED COPIER - Google Patents

PERFECTED COPIER

Info

Publication number
IT1114924B
IT1114924B IT26979/77A IT2697977A IT1114924B IT 1114924 B IT1114924 B IT 1114924B IT 26979/77 A IT26979/77 A IT 26979/77A IT 2697977 A IT2697977 A IT 2697977A IT 1114924 B IT1114924 B IT 1114924B
Authority
IT
Italy
Prior art keywords
perfected
copier
perfected copier
Prior art date
Application number
IT26979/77A
Other languages
Italian (it)
Original Assignee
Ibm
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT1114924B publication Critical patent/IT1114924B/en

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/041—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with variable magnification

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
  • Variable Magnification In Projection-Type Copying Machines (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Soil Working Implements (AREA)
  • Photoreceptors In Electrophotography (AREA)
IT26979/77A 1976-09-07 1977-08-26 PERFECTED COPIER IT1114924B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US72112576A 1976-09-07 1976-09-07

Publications (1)

Publication Number Publication Date
IT1114924B true IT1114924B (en) 1986-02-03

Family

ID=24896637

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26979/77A IT1114924B (en) 1976-09-07 1977-08-26 PERFECTED COPIER

Country Status (17)

Country Link
US (1) US4209248A (en)
JP (1) JPS5332743A (en)
AR (1) AR224609A1 (en)
AU (1) AU506488B2 (en)
BE (1) BE857549A (en)
BR (1) BR7705808A (en)
CA (1) CA1087427A (en)
CH (1) CH618797A5 (en)
DE (1) DE2738301C2 (en)
DK (1) DK153109C (en)
ES (1) ES462144A1 (en)
FI (1) FI64470C (en)
FR (1) FR2363819A1 (en)
GB (1) GB1525218A (en)
IT (1) IT1114924B (en)
NO (1) NO149332C (en)
SE (1) SE436076B (en)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6026205B2 (en) * 1978-04-19 1985-06-22 キヤノン株式会社 Original fixed copying device
DE2834334C2 (en) * 1978-08-04 1980-03-20 Siemens Ag, 1000 Berlin Und 8000 Muenchen Device for adjusting the position of a lens in two directions
US4411514A (en) * 1979-04-24 1983-10-25 Canon Kabushiki Kaisha Variable magnification electrophotographic copying apparatus
DE3062716D1 (en) * 1979-06-21 1983-05-19 Ibm Electrophotographic copier with variable original document to image size ratio
US4426153A (en) 1979-06-21 1984-01-17 Ibm Corporation Apparatus for the reduction of image intensity variations in a continuously variable reducing copier
DE3022953A1 (en) * 1979-06-22 1981-01-22 Canon Kk COPIER WITH CHANGEABLE MAGNIFICATION
JPS5683751A (en) * 1979-12-12 1981-07-08 Canon Inc Latent image formation of variable magnification device
JPS56133756A (en) * 1980-03-25 1981-10-20 Asahi Optical Co Ltd Optical device for variable magnification copying capable of size enlarging and reducing
JPS56150766A (en) * 1980-04-23 1981-11-21 Fuji Xerox Co Ltd Magnification converter for copying machine
JPS57150841U (en) * 1981-03-14 1982-09-21
JPS57173862A (en) * 1981-04-21 1982-10-26 Fuji Xerox Co Ltd Optical adjusting device of in-mirror lens of copier
JPS57195260A (en) * 1981-05-27 1982-11-30 Ricoh Co Ltd Variable magnification copying device
JPS5852659A (en) * 1981-09-24 1983-03-28 Asahi Optical Co Ltd Copying machine with image enlarging and contracting function capable of continuous variable magnification
JPS5895358A (en) * 1981-11-30 1983-06-06 Mita Ind Co Ltd Electrostatic copying method and copying machine
JPS58182627A (en) * 1982-04-20 1983-10-25 Mita Ind Co Ltd Electrostatic copying machine
US4505581A (en) * 1982-04-28 1985-03-19 Xerox Corporation Registration system for a photocopier
US4543643A (en) * 1982-05-28 1985-09-24 Minolta Camera Copying magnification setting device for an electrophotographic copying apparatus
JPS58211135A (en) * 1982-06-02 1983-12-08 Fuji Xerox Co Ltd Variable power optical system device for slit exposure type variable power copying machine
US4441805A (en) * 1982-06-28 1984-04-10 International Business Machines Corporation Means for positioning optical components for a variable magnification/reduction copier optics system
JPS5933442A (en) * 1982-08-19 1984-02-23 Toshiba Corp Image forming device
CA1252325A (en) * 1982-09-21 1989-04-11 John N. Lane Multiple magnification mode copying apparatus
JPS5999429A (en) * 1982-11-30 1984-06-08 Mita Ind Co Ltd Electrostatic copying machine with variable power
JPS6011829A (en) * 1983-06-30 1985-01-22 Matsushita Electric Ind Co Ltd Copying magnification converter
DE3443043A1 (en) * 1983-11-25 1985-07-11 Canon K.K., Tokio/Tokyo IMAGE REPRODUCTION DEVICE
JPS60123834A (en) * 1983-12-09 1985-07-02 Toshiba Corp image forming device
DE3517383C2 (en) * 1984-05-15 1996-04-25 Canon Kk Copier
JPS60250339A (en) * 1984-05-25 1985-12-11 Minolta Camera Co Ltd Variable power driving controlling method of copying machine
JPS6156337A (en) * 1984-08-28 1986-03-22 Konishiroku Photo Ind Co Ltd Focusing mechanism of exposing optical device
US4639121A (en) * 1985-06-24 1987-01-27 Xerox Corporation Document registration system
US4839699A (en) * 1985-07-31 1989-06-13 Canon Kabushiki Kaisha Image reproducing apparatus
US4717935A (en) 1985-08-09 1988-01-05 Polaroid Corporation Electronic trim control for dual-photodetector exposure control system
JPS6239837A (en) * 1985-08-14 1987-02-20 Konishiroku Photo Ind Co Ltd Moving body driving mechanism
JPH0697324B2 (en) * 1985-08-28 1994-11-30 株式会社東芝 Image forming device
JP2589295B2 (en) * 1986-11-14 1997-03-12 キヤノン株式会社 Image forming device
US4782361A (en) * 1987-03-11 1988-11-01 Xerox Corporation Imaging system with a plurality of document registration positions
JPS63153250U (en) * 1987-03-26 1988-10-07
JP2563200B2 (en) * 1988-08-01 1996-12-11 旭光学工業株式会社 Variable magnification optical device for copier
US5021341A (en) * 1990-03-12 1991-06-04 Merck & Co., Inc. Antibiotic agent produced by the cultivation of Zalerion microorganism in the presence of mannitol
EP0441535B1 (en) * 1990-02-05 1996-09-18 Hewlett-Packard Company Method and apparatus for locating the document referencing corner in a document scanner
US5021403A (en) * 1990-03-19 1991-06-04 Merck & Co., Inc. Antibiotic agents
US5119135A (en) * 1991-08-01 1992-06-02 Xerox Corporation Selectively variable image positioning system for use in electrophotographic copying apparatus
US5920735A (en) * 1997-01-16 1999-07-06 Gelphman; Janet L. Method and apparatus to observe the geometry of relative motion
US5894371A (en) * 1997-06-06 1999-04-13 Alliedsignal, Inc. Focus mechanism for varifocal lens
TW490106U (en) * 2000-11-15 2002-06-01 Silitek Corp Scanning device with dual resolution

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE508620C (en) * 1928-10-12 1930-10-13 Zeiss Ikon A G Goerz Werk Reproduction camera
US2927503A (en) * 1954-04-10 1960-03-08 Zollinger Walter Photographic projection copying device
US3076392A (en) * 1959-08-31 1963-02-05 Xerox Corp Xerographic reproducing apparatus
FR1397656A (en) 1964-05-22 1965-04-30 Pentacon Dresden Veb Roller photographic reproducing apparatus for producing positive images at different reproduction scales
US3395610A (en) * 1965-05-11 1968-08-06 American Photocopy Equip Co Electrostatic copying machine for books and the like
US3437410A (en) * 1966-04-26 1969-04-08 Addressograph Multigraph Photocopying apparatus
US3640615A (en) * 1967-11-14 1972-02-08 Xerox Corp Xerographic reproducing apparatus
US3542467A (en) * 1968-04-15 1970-11-24 Xerox Corp Xerographic reproducing apparatus
JPS4821892B1 (en) * 1969-02-28 1973-07-02
DE1935618A1 (en) * 1969-07-14 1971-02-04 Canon Kk Photocopier
US3614222A (en) * 1970-04-24 1971-10-19 Olivetti & Co Spa Optical drive system for reproducing machine
JPS541178B1 (en) * 1970-11-06 1979-01-22
US3829209A (en) * 1971-06-11 1974-08-13 Xerox Corp Image registration in a multiple magnification photocopying system
US4116562A (en) * 1972-10-27 1978-09-26 International Business Machines Optical system featuring change in magnification by combined lens and mirror motion
JPS5241860Y2 (en) * 1973-02-27 1977-09-22
US3897148A (en) * 1973-11-29 1975-07-29 Ibm Optical scanning system
JPS5626026B2 (en) * 1973-12-28 1981-06-16
JPS5611084Y2 (en) * 1975-04-24 1981-03-12
US3967896A (en) * 1975-05-14 1976-07-06 Rank Xerox Ltd. Variable edge fadeout apparatus for electrostatic reproduction machines
US4013361A (en) * 1975-06-20 1977-03-22 Xerox Corporation Optical apparatus and reproducing machine
US4027963A (en) * 1975-06-20 1977-06-07 Xerox Corporation Multi-mode reproducing apparatus
US4029409A (en) * 1975-06-20 1977-06-14 Xerox Corporation Multi-mode optical scanning system
US4095880A (en) * 1975-06-27 1978-06-20 Xerox Corporation Extended range variable magnification reproduction machine
US3998540A (en) * 1975-11-24 1976-12-21 Xerox Corporation Repositioning system for viewing and projection elements of a reproducing apparatus
US4033692A (en) * 1975-10-30 1977-07-05 Xerox Corporation Multi-mode reproducing machine
US4033691A (en) * 1975-10-30 1977-07-05 Xerox Corporation Variable magnification reproducing apparatus
US4093374A (en) * 1976-01-12 1978-06-06 Xerox Corporation Multiple range variable magnification reproduction machine
US4118118A (en) * 1976-05-07 1978-10-03 Universal Photocopy, Inc. Electrostatic copier machine with selectable magnification ratios

Also Published As

Publication number Publication date
BR7705808A (en) 1978-06-27
JPS5644433B2 (en) 1981-10-19
DK396677A (en) 1978-03-08
GB1525218A (en) 1978-09-20
US4209248A (en) 1980-06-24
AU2832877A (en) 1979-03-08
DE2738301C2 (en) 1985-11-07
NO773065L (en) 1978-03-08
NO149332B (en) 1983-12-19
NO149332C (en) 1984-03-28
DE2738301A1 (en) 1978-03-09
FI64470C (en) 1983-11-10
FI64470B (en) 1983-07-29
AR224609A1 (en) 1981-12-30
AU506488B2 (en) 1980-01-03
FR2363819B1 (en) 1980-07-11
FI772633A7 (en) 1978-03-08
SE7710038L (en) 1978-03-08
CH618797A5 (en) 1980-08-15
CA1087427A (en) 1980-10-14
FR2363819A1 (en) 1978-03-31
BE857549A (en) 1977-12-01
DK153109B (en) 1988-06-13
SE436076B (en) 1984-11-05
ES462144A1 (en) 1978-07-16
DK153109C (en) 1988-12-19
JPS5332743A (en) 1978-03-28

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